/Engine/Source/Runtime/AIModule/Public/GraphAStar.h
Single run of A* loop: get node from open set and process neighbors returns true if loop should be continued
template<typename TQueryFilter> bool ProcessSingleNode ( const [FSearchNode](API\Runtime\AIModule\FGraphAStar\FSearchNode) & EndNode, const bool bIsBound, const TQueryFilter & Filter, int32 & OutBestNodeIndex, [FVector::FReal](API\Runtime\Core\Math\TVector\FReal) & OutBestNodeCost )